diff --git a/sa/profiles/3Com/4500/profile.py b/sa/profiles/3Com/4500/profile.py
index 8b6909c640f7f8b5d6e537c7ce28f093b7244e7c..ed36519ff8bf60173db1ab3cd23d90794fafdf48 100644
--- a/sa/profiles/3Com/4500/profile.py
+++ b/sa/profiles/3Com/4500/profile.py
@@ -15,7 +15,7 @@ class Profile(BaseProfile):
     pattern_username = rb"^Username:"
     pattern_password = rb"^(Password:|Please input password:)"
     pattern_more = [
-        (rb"^\s+---- More ----$", " "),
+        (rb"^\s+---- More ----$", b" "),
         (rb"The current configuration will be written to the device. Are you sure? [Y/N]:", b"Y"),
         (rb"(To leave the existing filename unchanged, press the enter key):", b"\n"),
         (rb"flash:/startup.cfg exists, overwrite? [Y/N]:", b"Y"),
diff --git a/sa/profiles/3Com/SuperStack3_4500/profile.py b/sa/profiles/3Com/SuperStack3_4500/profile.py
index b495c864cd3b9d2c10ca832dc52a41b958cb25f1..e1b1f09172d3d5889f3b351ea27bdab2f5c2bea2 100644
--- a/sa/profiles/3Com/SuperStack3_4500/profile.py
+++ b/sa/profiles/3Com/SuperStack3_4500/profile.py
@@ -13,7 +13,7 @@ from noc.core.profile.base import BaseProfile
 class Profile(BaseProfile):
     name = "3Com.SuperStack3_4500"
     pattern_more = [
-        (rb"^\s+---- More ----$", " "),
+        (rb"^\s+---- More ----$", b" "),
         (rb"The current configuration will be written to the device. Are you sure? [Y/N]:", b"Y"),
         (rb"(To leave the existing filename unchanged, press the enter key):", b"\n"),
         (rb"flash:/startup.cfg exists, overwrite? [Y/N]:", b"Y"),
diff --git a/sa/profiles/Cisco/IOS/profile.py b/sa/profiles/Cisco/IOS/profile.py
index 6abd68cc0b9bc70ceabb339b93f5be973e1a2aa9..c23bf6a4064ffb73026263bd6849e173a19f8c59 100644
--- a/sa/profiles/Cisco/IOS/profile.py
+++ b/sa/profiles/Cisco/IOS/profile.py
@@ -15,21 +15,23 @@ from noc.core.profile.base import BaseProfile
 class Profile(BaseProfile):
     name = "Cisco.IOS"
     pattern_more = [
-        (r"^ --More-- ", " "),
-        (r"(?:\?|interfaces)\s*\[confirm\]", "\n"),
-        (r"^Destination filename \[\S+\]", "\n"),
-        (r"^Proceed with reload\?\s*\[confirm\]", "y\n"),
+        (rb"^ --More-- ", b" "),
+        (rb"(?:\?|interfaces)\s*\[confirm\]", b"\n"),
+        (rb"^Destination filename \[\S+\]", b"\n"),
+        (rb"^Proceed with reload\?\s*\[confirm\]", b"y\n"),
     ]
-    pattern_unprivileged_prompt = r"^\S+?>"
-    pattern_syntax_error = r"% Invalid input detected at|% Ambiguous command:|% Incomplete command."
-    pattern_operation_error = "Command authorization failed."
+    pattern_unprivileged_prompt = rb"^\S+?>"
+    pattern_syntax_error = (
+        rb"% Invalid input detected at|% Ambiguous command:|% Incomplete command."
+    )
+    pattern_operation_error = rb"Command authorization failed."
     command_disable_pager = "terminal length 0"
-    command_super = "enable"
+    command_super = b"enable"
     command_enter_config = "configure terminal"
     command_leave_config = "end"
     command_exit = "exit"
     command_save_config = "copy running-config startup-config\n"
-    pattern_prompt = r"^(?P<hostname>[a-zA-Z0-9/.]\S{0,35})(?:[-_\d\w]+)?(?:\(config[^\)]*\))?#"
+    pattern_prompt = rb"^(?P<hostname>[a-zA-Z0-9/.]\S{0,35})(?:[-_\d\w]+)?(?:\(config[^\)]*\))?#"
     can_strip_hostname_to = 20
     requires_netmask_conversion = True
     convert_mac = BaseProfile.convert_mac_to_cisco
diff --git a/sa/profiles/Cisco/IOSXR/profile.py b/sa/profiles/Cisco/IOSXR/profile.py
index 8a31ce6a30d6f1dd5f32db419f300f61e83bed80..5ca6271842678f802786e3ac5d13ee3bd145265a 100644
--- a/sa/profiles/Cisco/IOSXR/profile.py
+++ b/sa/profiles/Cisco/IOSXR/profile.py
@@ -18,7 +18,7 @@ class Profile(BaseProfile):
     name = "Cisco.IOSXR"
 
     pattern_more = [(rb"^ --More--", b"\r")]
-    pattern_unprivileged_prompt = r"^\S+?>"
+    pattern_unprivileged_prompt = rb"^\S+?>"
     pattern_syntax_error = rb"% Invalid input detected at"
     command_disable_pager = "terminal length 0"
     command_super = b"enable"
diff --git a/sa/profiles/Eltex/ESR/profile.py b/sa/profiles/Eltex/ESR/profile.py
index 811d941f3808fa0ff3bcf0644a9b75f30f5777aa..61c0f12a3b174e231dbad013c36b82f065dc21a1 100644
--- a/sa/profiles/Eltex/ESR/profile.py
+++ b/sa/profiles/Eltex/ESR/profile.py
@@ -12,19 +12,20 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.ESR"
+
     pattern_more = [
-        (r"^More: <space>,  Quit: q, One line: <return>$", " "),
-        (r"^More\? Enter - next line; Space - next page; Q - quit; R - show the rest.", "r"),
-        (r"\[Yes/press any key for no\]", "Y"),
+        (rb"^More: <space>,  Quit: q, One line: <return>$", b" "),
+        (rb"^More\? Enter - next line; Space - next page; Q - quit; R - show the rest.", b"r"),
+        (rb"\[Yes/press any key for no\]", b"Y"),
     ]
-    pattern_unprivileged_prompt = r"^\S+> "
-    pattern_syntax_error = r"^% (Unrecognized command|Incomplete command|Wrong number of parameters or invalid range, size or characters entered)$"
+    pattern_unprivileged_prompt = rb"^\S+> "
+    pattern_syntax_error = rb"^% (Unrecognized command|Incomplete command|Wrong number of parameters or invalid range, size or characters entered)$"
     command_disable_pager = "terminal datadump"
-    command_super = "enable"
+    command_super = b"enable"
     command_enter_config = "configure"
     command_leave_config = "end"
     command_save_config = "copy running-config startup-config"
-    pattern_prompt = r"^\S+#"
+    pattern_prompt = rb"^\S+#"
     convert_interface_name = BaseProfile.convert_interface_name_cisco
 
     INTERFACE_TYPES = {
diff --git a/sa/profiles/Eltex/LTE/profile.py b/sa/profiles/Eltex/LTE/profile.py
index 042e93f5a52314f92b652c140ca9021e0f6a8d23..d28bfde249a2a98523c0d65371c6926de4836b92 100644
--- a/sa/profiles/Eltex/LTE/profile.py
+++ b/sa/profiles/Eltex/LTE/profile.py
@@ -12,18 +12,19 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.LTE"
-    pattern_username = r"(?<!Last )login: "
-    pattern_more = [(r"\[Yes/press any key for no\]", "Y")]
+
+    pattern_username = rb"(?<!Last )login: "
+    pattern_more = [(rb"\[Yes/press any key for no\]", b"Y")]
     # pattern_unprivileged_prompt = r"^\S+>"
-    pattern_syntax_error = r"\n(Command not found|Incomplete command|Invalid argument)"
-    pattern_operation_error = r"Data verify failed, bad MAC!"
-    username_submit = "\r"
-    password_submit = "\r"
-    command_submit = "\r"
+    pattern_syntax_error = rb"\n(Command not found|Incomplete command|Invalid argument)"
+    pattern_operation_error = rb"Data verify failed, bad MAC!"
+    username_submit = b"\r"
+    password_submit = b"\r"
+    command_submit = b"\r"
     command_enter_config = "configure"
     command_leave_config = "exit"
     command_save_config = "save"
-    pattern_prompt = r"^\S+[#>]"
+    pattern_prompt = rb"^\S+[#>]"
 
     class switch(object):
         """Switch context manager to use with "with" statement"""
diff --git a/sa/profiles/Eltex/LTP/profile.py b/sa/profiles/Eltex/LTP/profile.py
index 4e379689645568d066e8c021eb9b677c838a54a5..3a4138317e00c0cd470cc70a5fabc705f56ba384 100644
--- a/sa/profiles/Eltex/LTP/profile.py
+++ b/sa/profiles/Eltex/LTP/profile.py
@@ -15,24 +15,25 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.LTP"
-    pattern_username = r"(?<!Last>)([Uu]ser ?[Nn]ame|[Ll]ogin): ?"
-    pattern_more = [(r"--More-- ", " "), (r"\[Yes/press any key for no\]", "Y")]
-    pattern_unprivileged_prompt = r"^\S+>"
+
+    pattern_username = rb"(?<!Last>)([Uu]ser ?[Nn]ame|[Ll]ogin): ?"
+    pattern_more = [(rb"--More-- ", b" "), (rb"\[Yes/press any key for no\]", b"Y")]
+    pattern_unprivileged_prompt = rb"^\S+>"
     pattern_syntax_error = (
-        r"(Command not found. Use '?' to view available commands|"
-        r"Incomplete command\s+|Invalid argument\s+|Unknown command)"
+        rb"(Command not found. Use '?' to view available commands|"
+        rb"Incomplete command\s+|Invalid argument\s+|Unknown command)"
     )
 
     #    command_disable_pager = "terminal datadump"
     #    command_super = "enable"
-    username_submit = "\r"
-    password_submit = "\r"
-    command_submit = "\r"
+    username_submit = b"\r"
+    password_submit = b"\r"
+    command_submit = b"\r"
 
     command_enter_config = "configure"
     command_leave_config = "exit"
     command_save_config = "save"
-    pattern_prompt = r"^\S+#"
+    pattern_prompt = rb"^\S+#"
 
     class switch(object):
         """Switch context manager to use with "with" statement"""
diff --git a/sa/profiles/Eltex/MA4000/profile.py b/sa/profiles/Eltex/MA4000/profile.py
index 4318ff00ac4e9ccbfd447e8a69ea71c8e3ace451..d324da6bf8d20217c6aacd8ec50497fe3ea870fd 100644
--- a/sa/profiles/Eltex/MA4000/profile.py
+++ b/sa/profiles/Eltex/MA4000/profile.py
@@ -15,15 +15,16 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.MA4000"
-    pattern_username = r"^\S+ login: "
-    pattern_more = [(r"^--More-- ", " "), (r"\[Yes/press any key for no\]", "Y")]
+
+    pattern_username = rb"^\S+ login: "
+    pattern_more = [(rb"^--More-- ", b" "), (rb"\[Yes/press any key for no\]", b"Y")]
     rogue_chars = [
         re.compile(br"\r\s{9}\r"),
         re.compile(br"^\s+VLAN Table\r\n\s+\~+\r\n", re.MULTILINE),
         b"\r",
     ]
-    pattern_syntax_error = r"^Unknown command"
-    pattern_prompt = r"^(?P<hostname>\S+)# "
+    pattern_syntax_error = rb"^Unknown command"
+    pattern_prompt = rb"^(?P<hostname>\S+)# "
     command_exit = "exit"
     telnet_naws = b"\x00\x7f\x00\x7f"
 
diff --git a/sa/profiles/Eltex/MES/profile.py b/sa/profiles/Eltex/MES/profile.py
index e20d8514e64e3e7c7c6e7a2b118b8631ef9bb538..fe260bfce092d01c5d827a386184e7422bcc43e8 100644
--- a/sa/profiles/Eltex/MES/profile.py
+++ b/sa/profiles/Eltex/MES/profile.py
@@ -18,27 +18,28 @@ from noc.core.snmp.render import render_mac
 
 class Profile(BaseProfile):
     name = "Eltex.MES"
+
     pattern_more = [
-        (r"^More: <space>,  Quit: q, One line: <return>$", " "),
-        (r"\[Yes/press any key for no\]", "Y"),
-        (r"<return>, Quit: q or <ctrl>", " "),
-        (r"q or <ctrl>+z", " "),
-        (r"Overwrite file \[startup-config\].... \(Y\/N\)", "Y"),
-        (r"Would you like to continue \? \(Y\/N\)\[N\]", "Y"),
-        (r"Clear Logging File \? \(Y\/N\)\[N\]", "Y"),
+        (rb"^More: <space>,  Quit: q, One line: <return>$", b" "),
+        (rb"\[Yes/press any key for no\]", b"Y"),
+        (rb"<return>, Quit: q or <ctrl>", b" "),
+        (rb"q or <ctrl>+z", b" "),
+        (rb"Overwrite file \[startup-config\].... \(Y\/N\)", b"Y"),
+        (rb"Would you like to continue \? \(Y\/N\)\[N\]", b"Y"),
+        (rb"Clear Logging File \? \(Y\/N\)\[N\]", b"Y"),
     ]
-    pattern_unprivileged_prompt = r"^(?P<hostname>\S+)>\s*"
+    pattern_unprivileged_prompt = rb"^(?P<hostname>\S+)>\s*"
     pattern_syntax_error = (
-        r"% (Unrecognized command|Incomplete command|"
-        r"Wrong number of parameters or invalid range, size or "
-        r"characters entered)"
+        rb"% (Unrecognized command|Incomplete command|"
+        rb"Wrong number of parameters or invalid range, size or "
+        rb"characters entered)"
     )
     command_disable_pager = "terminal datadump"
-    command_super = "enable"
+    command_super = b"enable"
     command_enter_config = "configure"
     command_leave_config = "end"
     command_save_config = "copy running-config startup-config"
-    pattern_prompt = r"^(?P<hostname>[A-Za-z0-9-_ \:\.\*\'\,\(\)\/]+)?" r"(?:\(config[^\)]*\))?#"
+    pattern_prompt = rb"^(?P<hostname>[A-Za-z0-9-_ \:\.\*\'\,\(\)\/]+)?(?:\(config[^\)]*\))?#"
     rogue_chars = [re.compile(rb"\d+-\w+-\d+\s\d+:\d+:\d+\s\%\S+\:.+"), b"\r"]
     # to one SNMP GET request
     snmp_metrics_get_chunk = 10
diff --git a/sa/profiles/Eltex/MES24xx/profile.py b/sa/profiles/Eltex/MES24xx/profile.py
index 3cfa50ccb425f5ee181e866291a109a6ee4eda67..3e50feea9494ff93128d41cefc1b69607315f3ca 100644
--- a/sa/profiles/Eltex/MES24xx/profile.py
+++ b/sa/profiles/Eltex/MES24xx/profile.py
@@ -16,15 +16,14 @@ from noc.core.validators import is_int
 
 class Profile(BaseProfile):
     name = "Eltex.MES24xx"
-    pattern_more = [(r"--More--", " ")]
-    pattern_prompt = r"(?P<hostname>\S+)(?:\(config[^\)]*\))?#\s*"
-    pattern_unprivileged_prompt = r"^(?P<hostname>\S+)>\s*"
-    pattern_syntax_error = r"^% Invalid (?:Command|input detected at)$"
+
+    pattern_more = [(rb"--More--", b" ")]
+    pattern_prompt = rb"(?P<hostname>\S+)(?:\(config[^\)]*\))?#\s*"
+    pattern_unprivileged_prompt = rb"^(?P<hostname>\S+)>\s*"
+    pattern_syntax_error = rb"^% Invalid (?:Command|input detected at)$"
     # command_disable_pager = "set cli pagination off"  - need conf t mode
-    config_tokenizer = "line"
-    config_tokenizer_settings = {"line_comment": "!"}
-    command_submit = "\r"
-    command_super = "enable"
+    command_submit = b"\r"
+    command_super = b"enable"
     command_enter_config = "configure"
     command_leave_config = "end"
     rogue_chars = [
diff --git a/sa/profiles/Eltex/MES5448/profile.py b/sa/profiles/Eltex/MES5448/profile.py
index e03b8c3feda6fc5eb7703e01f0398be296ab1b1e..d4c1b832cdee3ec891439e9917565d2e90595a12 100644
--- a/sa/profiles/Eltex/MES5448/profile.py
+++ b/sa/profiles/Eltex/MES5448/profile.py
@@ -25,14 +25,15 @@ def render_regexp(oid, value):
 
 class Profile(BaseProfile):
     name = "Eltex.MES5448"
-    pattern_more = [(r"--More-- or \(q\)uit", " ")]
-    pattern_unprivileged_prompt = r"^(?P<hostname>\S+)>"
-    pattern_prompt = r"^(?P<hostname>\S+)#"
+
+    pattern_more = [(rb"--More-- or \(q\)uit", b" ")]
+    pattern_unprivileged_prompt = rb"^(?P<hostname>\S+)>"
+    pattern_prompt = rb"^(?P<hostname>\S+)#"
     pattern_syntax_error = (
-        r"^% (Unrecognized command|Incomplete command|"
-        r"Wrong number of parameters or invalid range, size or "
-        r"characters entered)$"
+        rb"^% (Unrecognized command|Incomplete command|"
+        rb"Wrong number of parameters or invalid range, size or "
+        rb"characters entered)$"
     )
-    command_super = "enable"
+    command_super = b"enable"
     command_disable_pager = "terminal length 0"
     snmp_display_hints = {"1.3.6.1.4.1.4413.1.1.1.1.4.9.0": render_regexp}
diff --git a/sa/profiles/Eltex/PON/profile.py b/sa/profiles/Eltex/PON/profile.py
index 107c12be4476f49f27d3248b74fb4e9f3fdd0d82..531b061609340efbfbc0792dc20cdc80e3c863e4 100644
--- a/sa/profiles/Eltex/PON/profile.py
+++ b/sa/profiles/Eltex/PON/profile.py
@@ -12,19 +12,17 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.PON"
-    pattern_username = r"(?<!Last) login: "
-    pattern_more = [(r"\[Yes/press any key for no\]", "Y")]
-    pattern_unprivileged_prompt = r"^\S+>"
-    pattern_syntax_error = (
-        r"^(Command not found. Use '?' to view available commands|"
-        + r"Incomplete command\s+|Invalid argument\s+)"
-    )
+
+    pattern_username = rb"(?<!Last) login: "
+    pattern_more = [(rb"\[Yes/press any key for no\]", b"Y")]
+    pattern_unprivileged_prompt = rb"^\S+>"
+    pattern_syntax_error = rb"^(Command not found. Use '?' to view available commands|Incomplete command\s+|Invalid argument\s+)"
     #    command_disable_pager = "terminal datadump"
     #    command_super = "enable"
     command_enter_config = "configure"
     command_leave_config = "exit"
     command_save_config = "save"
-    pattern_prompt = r"^\S+#"
+    pattern_prompt = rb"^\S+#"
     #    convert_interface_name = BaseProfile.convert_interface_name_cisco
 
     class switch(object):
diff --git a/sa/profiles/Eltex/RG/profile.py b/sa/profiles/Eltex/RG/profile.py
index 1c9729424aab09de6b3194cc7b307ba5c1c5f503..12c1348a577709fcf8a7b9c9baf8dadc60407a81 100644
--- a/sa/profiles/Eltex/RG/profile.py
+++ b/sa/profiles/Eltex/RG/profile.py
@@ -12,13 +12,13 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.RG"
-    pattern_username = r"^\S+ [Ll]ogin:"
-    pattern_password = r"^[Pp]assword:"
-    pattern_syntax_error = r"Permission denied"
-    pattern_unprivileged_prompt = r"^\S+@(?P<hostname>\S+):~\$"
-    pattern_prompt = r"^\S+@(?P<hostname>\S+):~#"
+
+    pattern_username = rb"^\S+ [Ll]ogin:"
+    pattern_password = rb"^[Pp]assword:"
+    pattern_syntax_error = rb"Permission denied"
+    pattern_unprivileged_prompt = rb"^\S+@(?P<hostname>\S+):~\$"
+    pattern_prompt = rb"^\S+@(?P<hostname>\S+):~#"
     command_exit = "exit"
-    command_more = "\n"
 
     PLATFORMS = {"46": "RG-1404GF-W"}
 
diff --git a/sa/profiles/Eltex/SMG/profile.py b/sa/profiles/Eltex/SMG/profile.py
index be69ab05e4b249a7bd6e865471d74e7be89b28ca..daed19fd79a0a85a1c75fdaf5f256452ea69e81d 100644
--- a/sa/profiles/Eltex/SMG/profile.py
+++ b/sa/profiles/Eltex/SMG/profile.py
@@ -12,7 +12,8 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.SMG"
+
     # pattern_username = r"^\S+ login: "
     # pattern_prompt = r"^(?P<hostname>\S+)# "
-    pattern_prompt = r"(SMG2016> )|(/[\w/]+ # )"
+    pattern_prompt = rb"(SMG2016> )|(/[\w/]+ # )"
     command_exit = "exit"
diff --git a/sa/profiles/Eltex/TAU/profile.py b/sa/profiles/Eltex/TAU/profile.py
index 0034fa5954c873aca7cef3a816cd5c111b335946..52e340613de7550d526102e1a8156d82ff486ebf 100644
--- a/sa/profiles/Eltex/TAU/profile.py
+++ b/sa/profiles/Eltex/TAU/profile.py
@@ -15,19 +15,19 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.TAU"
-    pattern_username = r"^\S+ [Ll]ogin:"
-    pattern_password = r"^[Pp]assword:"
-    pattern_unprivileged_prompt = r"^(?P<hostname>\S+)>\s*"
-    pattern_prompt = r"^(\S+# |> |config> |\[\S+\]\s*|root@\S+:(~|/\S+)\$)"
-    pattern_more = (
-        r'Press any key to continue|\| Press any key to continue \| Press "q" to exit \| '
-    )
-    pattern_syntax_error = r"Syntax error: Unknown command|-sh: .+: not found"
+
+    pattern_username = rb"^\S+ [Ll]ogin:"
+    pattern_password = rb"^[Pp]assword:"
+    pattern_unprivileged_prompt = rb"^(?P<hostname>\S+)>\s*"
+    pattern_prompt = rb"^(\S+# |> |config> |\[\S+\]\s*|root@\S+:(~|/\S+)\$)"
+    pattern_more = [
+        (rb'Press any key to continue|\| Press any key to continue \| Press "q" to exit \| ', b"\n")
+    ]
+    pattern_syntax_error = rb"Syntax error: Unknown command|-sh: .+: not found"
     command_exit = "exit"
-    command_more = "\n"
     command_enter_config = "config"
     command_leave_config = "exit"
-    command_super = "enable"
+    command_super = b"enable"
     rogue_chars = [re.compile(rb"\^J"), b"\r"]
 
     matchers = {
diff --git a/sa/profiles/Eltex/WOP/profile.py b/sa/profiles/Eltex/WOP/profile.py
index 33bc4d92c68a4172ff41bba0c9555edd4e30c996..12a6fdd47e6824e444ec771d14e659b2de6ab068 100644
--- a/sa/profiles/Eltex/WOP/profile.py
+++ b/sa/profiles/Eltex/WOP/profile.py
@@ -12,11 +12,12 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.WOP"
-    pattern_prompt = r"^(?P<hostname>\S+)\s*#|~ #"
-    command_more = "\n"
-    command_submit = "\n"
+
+    pattern_prompt = rb"^(?P<hostname>\S+)\s*#|~ #"
+    command_more = b"\n"
+    command_submit = b"\n"
     command_exit = "exit"
-    pattern_syntax_error = r"Invalid command\."
+    pattern_syntax_error = rb"Invalid command\."
 
     INTERFACE_TYPES = {
         "lo": "loopback",  # Loopback
diff --git a/sa/profiles/Eltex/WOPLR/profile.py b/sa/profiles/Eltex/WOPLR/profile.py
index 2a3066ebb9a9f320f9bdfe2f63c172336fae1f9a..f4ee3da69446c0d8f3f2a82a3e3245f8c40c668a 100644
--- a/sa/profiles/Eltex/WOPLR/profile.py
+++ b/sa/profiles/Eltex/WOPLR/profile.py
@@ -15,9 +15,10 @@ from noc.core.profile.base import BaseProfile
 
 class Profile(BaseProfile):
     name = "Eltex.WOPLR"
-    pattern_prompt = r"^(?P<hostname>\S+)\s*#|~ #"
+
+    pattern_prompt = rb"^(?P<hostname>\S+)\s*#|~ #"
     command_exit = "exit"
-    pattern_syntax_error = r"Invalid command\."
+    pattern_syntax_error = rb"Invalid command\."
 
     rx_physical = re.compile(r"^(wlan|eth|br|tun|gre)\d+$")
 
diff --git a/sa/profiles/Force10/SFTOS/profile.py b/sa/profiles/Force10/SFTOS/profile.py
index d0d973c605ff43379ed064b53b2de54847aa620a..b84db15f9c67b4c8bdb312466d02802e3861da9e 100644
--- a/sa/profiles/Force10/SFTOS/profile.py
+++ b/sa/profiles/Force10/SFTOS/profile.py
@@ -13,7 +13,7 @@ from noc.core.profile.base import BaseProfile
 class Profile(BaseProfile):
     name = "Force10.SFTOS"
 
-    pattern_more = rb"^--More-- or \(q\)uit"
+    pattern_more = [(rb"^--More-- or \(q\)uit", b"\n")]
     pattern_unprivileged_prompt = rb"^(?P<host>\S+?)>"
     pattern_prompt = rb"^(?P<host>\S+?)#"
     pattern_syntax_error = rb"% Invalid input detected at "
diff --git a/sa/profiles/Huawei/MA5300/profile.py b/sa/profiles/Huawei/MA5300/profile.py
index 743ceb6153e78ca6d40d5f1f29954395b07ad91a..b42bab00ae2e5f9579b699340d663ae8700c8db0 100644
--- a/sa/profiles/Huawei/MA5300/profile.py
+++ b/sa/profiles/Huawei/MA5300/profile.py
@@ -46,7 +46,7 @@ class Profile(BaseProfile):
         re.compile(br"\n\r\s+Line \d+ operating, attempt of the Line -\d+ denied!\n\r"),
         re.compile(br"\r\n\s+Note: Terminal users login \(IP: \S+ \)"),
         re.compile(br"\r\nWarning: Battery is low power!"),
-        "\r",
+        b"\r",
     ]
     # to one SNMP GET request
     snmp_metrics_get_chunk = 30
diff --git a/sa/profiles/Linux/Alt/profile.py b/sa/profiles/Linux/Alt/profile.py
index 98c13d6e6ffa7fdf201a262e3b35f15601cd4b47..8c5000aad668d36cbe766e4d23f785212890fd40 100644
--- a/sa/profiles/Linux/Alt/profile.py
+++ b/sa/profiles/Linux/Alt/profile.py
@@ -33,7 +33,7 @@ class Profile(BaseProfile):
         (rb"Is this ok \[y/N\]: ", b"y\n"),
     ]
     command_disable_pager = "LANG=en_US.UTF-8; PATH=$PATH:/sbin:/usr/sbin; PROMPT_COMMAND=''"
-    command_super = "sudo bash"
+    command_super = b"sudo bash"
     command_exit = "exit"
 
     INTERFACE_TYPES = {
diff --git a/sa/profiles/Linux/Astra/profile.py b/sa/profiles/Linux/Astra/profile.py
index 8d4b8e3028f8284e8d99ebca16cbe60f855343dc..51dd2612742017c9a73c3d73988e6547c35142e2 100644
--- a/sa/profiles/Linux/Astra/profile.py
+++ b/sa/profiles/Linux/Astra/profile.py
@@ -18,28 +18,27 @@ class Profile(BaseProfile):
     name = "Linux.Astra"
 
     # supported_schemes = [NOCProfile.TELNET, NOCProfile.SSH]
-    pattern_username = r"^((?!Last)\S+ login|[Ll]ogin):"
-    pattern_password = r"^[Pp]assword:"
+    pattern_username = rb"^((?!Last)\S+ login|[Ll]ogin):"
+    pattern_password = rb"^[Pp]assword:"
 
     """
     "user@debian-test-virtual:~$ "
     "root@debian-test-virtual:/home/user# "
     """
-    pattern_unprivileged_prompt = r"\S+@\S+(:\~$|\$)\s"
-    pattern_prompt = r"\S+@\S+#\s"
+    pattern_unprivileged_prompt = rb"\S+@\S+(:\~$|\$)\s"
+    pattern_prompt = rb"\S+@\S+#\s"
     pattern_syntax_error = (
-        r"^(bash: \S+: command not found...\r\n|-\w+: \w+: not found|"
-        r"-\w+: \w+: No such file or directory|\w+: \w+: command not found|"
-        r"\w+: \w+: \w+: No such file or directory)"
+        rb"^(bash: \S+: command not found...\r\n|-\w+: \w+: not found|"
+        rb"-\w+: \w+: No such file or directory|\w+: \w+: command not found|"
+        rb"\w+: \w+: \w+: No such file or directory)"
     )
     pattern_more = [
-        (r"Install package.*\[N/y\]\s$", "\n"),
-        (r"Is this ok \[y/N\]: ", "y\n"),
+        (rb"Install package.*\[N/y\]\s$", b"\n"),
+        (rb"Is this ok \[y/N\]: ", b"y\n"),
     ]
     command_disable_pager = "LANG=en_US.UTF-8; PATH=$PATH:/sbin:/usr/sbin; PROMPT_COMMAND=''"
-    command_super = "sudo bash"
+    command_super = b"sudo bash"
     command_exit = "exit"
-    command_more = "\n"
 
     INTERFACE_TYPES = {
         "et": "physical",  # No comment
diff --git a/sa/profiles/Linux/Debian/profile.py b/sa/profiles/Linux/Debian/profile.py
index 0f0cd782f842b11d11e16a9062261966568446fe..6afac5603f729ab5d5cd4cd86d12aee3c6f57bbc 100644
--- a/sa/profiles/Linux/Debian/profile.py
+++ b/sa/profiles/Linux/Debian/profile.py
@@ -14,24 +14,23 @@ class Profile(BaseProfile):
     name = "Linux.Debian"
 
     # supported_schemes = [NOCProfile.TELNET, NOCProfile.SSH]
-    pattern_username = r"^((?!Last)\S+ login|[Ll]ogin):"
-    pattern_password = r"^[Pp]assword:"
+    pattern_username = rb"^((?!Last)\S+ login|[Ll]ogin):"
+    pattern_password = rb"^[Pp]assword:"
 
     """
     "user@debian-test-virtual:~$ "
     "root@debian-test-virtual:/home/user# "
     """
-    pattern_prompt = r"\S+@\S+(#|:\~$|\$)\s"
+    pattern_prompt = rb"\S+@\S+(#|:\~$|\$)\s"
     pattern_syntax_error = (
-        r"^(bash: \S+: command not found...\r\n|-\w+: \w+: not found|"
-        r"-\w+: \w+: No such file or directory|\w+: \w+: command not found|"
-        r"\w+: \w+: \w+: No such file or directory)"
+        rb"^(bash: \S+: command not found...\r\n|-\w+: \w+: not found|"
+        rb"-\w+: \w+: No such file or directory|\w+: \w+: command not found|"
+        rb"\w+: \w+: \w+: No such file or directory)"
     )
-    pattern_more = [(r"Install package.*\[N/y\]\s$", "\n"), (r"Is this ok \[y/N\]: ", "y\n")]
+    pattern_more = [(rb"Install package.*\[N/y\]\s$", b"\n"), (rb"Is this ok \[y/N\]: ", b"y\n")]
     command_disable_pager = "LANG=en_US.UTF-8 ; PATH=$PATH:/sbin:/usr/sbin ; PROMPT_COMMAND=''"
-    command_super = "sudo bash"
+    command_super = b"sudo bash"
     command_exit = "exit"
-    command_more = "\n"
 
     # def setup_session(self, script):
     #     script.cli("config", ignore_errors=True)
diff --git a/sa/profiles/Linux/RHEL/profile.py b/sa/profiles/Linux/RHEL/profile.py
index 08339dfb69c3eed3b37e9a3b0785ee8e3e88fe9d..b7881d41e7952d1c879ab7b5798f43021c9f5292 100644
--- a/sa/profiles/Linux/RHEL/profile.py
+++ b/sa/profiles/Linux/RHEL/profile.py
@@ -14,19 +14,18 @@ class Profile(BaseProfile):
     name = "Linux.RHEL"
 
     # supported_schemes = [NOCProfile.TELNET, NOCProfile.SSH]
-    pattern_username = r"^((?!Last)\S+ login|[Ll]ogin):"
-    pattern_password = r"^[Pp]assword:"
+    pattern_username = rb"^((?!Last)\S+ login|[Ll]ogin):"
+    pattern_password = rb"^[Pp]assword:"
 
     # use default BASH promt PS1='[\u@\h \W]\$ '
     # pattern_prompt = r"^\[\S+@\S+\s\S+](#|\$)\s"
-    pattern_prompt = r"\[\S+@\S+\s\S+](#|\$)\s"
+    pattern_prompt = rb"\[\S+@\S+\s\S+](#|\$)\s"
     pattern_syntax_error = (
-        r"^(bash: \S+: command not found...\r\n|-\w+: \w+: not found|"
-        r"-\w+: \w+: No such file or directory|\w+: \w+: command not found|"
-        r"\w+: \w+: \w+: No such file or directory)"
+        rb"^(bash: \S+: command not found...\r\n|-\w+: \w+: not found|"
+        rb"-\w+: \w+: No such file or directory|\w+: \w+: command not found|"
+        rb"\w+: \w+: \w+: No such file or directory)"
     )
-    pattern_more = [(r"Install package.*\[N/y\]\s$", "\n"), (r"Is this ok \[y/N\]: ", "y\n")]
+    pattern_more = [(rb"Install package.*\[N/y\]\s$", b"\n"), (rb"Is this ok \[y/N\]: ", b"y\n")]
     command_disable_pager = "LANG=en_US.UTF-8 ; PATH=$PATH:/sbin:/usr/sbin ; PROMPT_COMMAND=''"
-    command_super = "sudo bash"
+    command_super = b"sudo bash"
     command_exit = "exit"
-    command_more = "\n"
diff --git a/sa/profiles/Raisecom/RCIOS/profile.py b/sa/profiles/Raisecom/RCIOS/profile.py
index 7de22172c1fde1f37e9e1d626c85dd0b6dcf550e..aaa817bc6b97fb35490a1fd60a1290c367494dd1 100644
--- a/sa/profiles/Raisecom/RCIOS/profile.py
+++ b/sa/profiles/Raisecom/RCIOS/profile.py
@@ -15,7 +15,7 @@ class Profile(BaseProfile):
 
     pattern_username = rb"^([Uu]ser ?[Nn]ame|[Ll]ogin): ?"
     pattern_unprivileged_prompt = rb"^(?P<hostname>\S+)> "
-    pattern_super_password = r"^Enable: "
+    pattern_super_password = rb"^Enable: "
     cli_retries_super_password = 2
     command_super = b"enable"
     pattern_prompt = rb"^(?P<hostname>\S+)# "
diff --git a/sa/profiles/SKS/SKS/profile.py b/sa/profiles/SKS/SKS/profile.py
index eb68d948df292fe1c542515ff74300c3521968f5..c54426926d93690d44e9388ab02e3002d7bc8e07 100644
--- a/sa/profiles/SKS/SKS/profile.py
+++ b/sa/profiles/SKS/SKS/profile.py
@@ -28,7 +28,7 @@ class Profile(BaseProfile):
     )
     command_super = b"enable"
     command_disable_pager = "terminal datadump"
-    rogue_chars = [re.compile(rb"\r\n##+#\r\n"), "\r"]
+    rogue_chars = [re.compile(rb"\r\n##+#\r\n"), b"\r"]
     pattern_more = [
         (rb"More: <space>,  Quit: q or CTRL+Z, One line: <return>", b"a"),
         (rb"^ --More-- ", b" "),
diff --git a/sa/profiles/ZTE/ZXR10/profile.py b/sa/profiles/ZTE/ZXR10/profile.py
index 70da182bfa01d2021dd773ad6f4b2cd10623dae7..890e7ffe9b4d7bf9630d2a346c4e42b0267b88b2 100644
--- a/sa/profiles/ZTE/ZXR10/profile.py
+++ b/sa/profiles/ZTE/ZXR10/profile.py
@@ -27,7 +27,7 @@ class Profile(BaseProfile):
     command_enter_config = "configure terminal"
     command_leave_config = "exit"
     command_save_config = "write\n"
-    pattern_prompt = r"^(?P<hostname>\S+?)(?:-\d+)?(?:\(config[^\)]*\))?#"
+    pattern_prompt = rb"^(?P<hostname>\S+?)(?:-\d+)?(?:\(config[^\)]*\))?#"
     requires_netmask_conversion = True
     convert_mac = BaseProfile.convert_mac_to_cisco
     config_volatile = [r"^ntp clock-period .*?^"]
diff --git a/sa/profiles/Zhone/Bitstorm/profile.py b/sa/profiles/Zhone/Bitstorm/profile.py
index 4077bf400cac09f38ba7f343d756c095ec24b444..032e85f8c0c8983f0abc01ebf3b19cea5ef5c3a3 100644
--- a/sa/profiles/Zhone/Bitstorm/profile.py
+++ b/sa/profiles/Zhone/Bitstorm/profile.py
@@ -25,8 +25,8 @@ class Profile(BaseProfile):
     pattern_prompt = (
         rb"^[\s\*]*(?P<hostname>[\S\s]+)(?<!Login)(?<!Password)\s*(\(\S+\)){0,4}(]|)[#>]"
     )
-    pattern_syntax_error = r"Syntax error"
-    pattern_operation_error = r"ERROR: Permission denied."
+    pattern_syntax_error = rb"Syntax error"
+    pattern_operation_error = rb"ERROR: Permission denied."
     pattern_more = [(rb"<SPACE> for next page, <CR> for next line, A for all, Q to quit", b"a")]
     command_exit = "exit"
 
diff --git a/sa/profiles/Zyxel/ZyNOS/profile.py b/sa/profiles/Zyxel/ZyNOS/profile.py
index 48325b64635ef6bb9118d90a0ceced0954279ea8..39861c2a5488cf632e237c62a5d61d64631f9bd5 100644
--- a/sa/profiles/Zyxel/ZyNOS/profile.py
+++ b/sa/profiles/Zyxel/ZyNOS/profile.py
@@ -28,9 +28,9 @@ class Profile(BaseProfile):
     command_save_config = "write memory"
     command_enter_zynos = "mode zynos"
     command_exit_zynos = "sys cli newCLI"
-    pattern_syntax_error = "Invalid (command|input)"
+    pattern_syntax_error = b"Invalid (command|input)"
     # enable_cli_session = False
-    rogue_chars = [rb"\x1b7", "\r"]
+    rogue_chars = [rb"\x1b7", b"\r"]
     config_volatile = [r"^time\s+(\d+|date).*?^"]
     rx_ifname = re.compile(r"^swp(?P<number>\d+)$")
 
diff --git a/sa/profiles/Zyxel/ZyNOS_EE/profile.py b/sa/profiles/Zyxel/ZyNOS_EE/profile.py
index 6cabf7de0257736604ffa1764035b1713d7d73e8..7346e9f2ccfa274a6846c1d9947b988bda2bb512 100644
--- a/sa/profiles/Zyxel/ZyNOS_EE/profile.py
+++ b/sa/profiles/Zyxel/ZyNOS_EE/profile.py
@@ -13,7 +13,7 @@ from noc.core.profile.base import BaseProfile
 class Profile(BaseProfile):
     name = "Zyxel.ZyNOS_EE"
 
-    pattern_password = "Password: "
+    pattern_password = b"Password: "
     pattern_prompt = rb"^\S+?> "
     pattern_more = [(rb"^-- more --.*?$", b" ")]
     pattern_syntax_error = rb"^Valid commands are:"