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For questions about the Cisco IOS XE system software for switches and routers. It is built on Linux and provides a distributed software architecture that moves many operating system responsibilities out of the IOS process and has a copy of IOS running as a separate process.

4
votes
1answer
35 views

Cisco 3850-24p stable firmware 16.x.x

Have a query towards the 3850 series switches. Currently making a plan to upgrade a few remote sites from old, stable and steady 3650-24ps (eol awhile back) to 3850-24p. Nothing fancy to support, 1 ...
2
votes
1answer
108 views

Default QoS Behavior on Catalyst 3650/3850 Running IOS XE 16.3.6

I am trying to better understand the default queuing behavior on Catalyst 3650/3860 running IOS XE 16.3.6 Denali. Is QoS enabled globally by default? Coming from working with Catalyst 2960X on IOS 15 ...
0
votes
0answers
20 views

PRTG reading a Incorrect data traffic for service instance(EVC)

i have cisco ASR 903 With ios xe 3.18s i have enable SNMP on my router when i add sensor ( TRAFFIC MONITOR ) on PRTG FOR physical Interface like ten 0/0/1 The sensor is reading a correct data and ...
0
votes
1answer
300 views

Upgrade Catalyst 9300 stack without downtime

I have a pair of C9300-24T switches running as a stack and where all connections use symmetric LACP etherchannels. Is it possible to do a software upgrade without downtime? (Meaning that one side of ...
1
vote
2answers
85 views

Match DSCP in IPv4/IPv6 packets is not supported for this interface

i have cisco asr 903 (ios xe) i need to limitation Traffic for google-traffic this my configuration ip access-list extended ip-google-traffic permit ip 8.8.4.0 0.0.0.255 any permit ip 8.8.8.0 0.0....
0
votes
1answer
27 views

Edit BGP on IOS XE3

i need to edit my BGP Running , and add more Neighbor but when try this FiberISP-Cisco(config)#router bgp 203725 BGP is already running; AS is 203735 FiberISP-Cisco(config)# how to edit and add ...
1
vote
2answers
206 views

Can NOT match ACL in an output policy-map

this it my config , access-list 2000 permit ip 8.8.8.0 0.0.0.255 any access-list 2000 permit ip 8.34.208.0 0.0.15.255 any access-list 2000 permit ip 8.35.192.0 0.0.15.255 any access-list 2000 permit ...
0
votes
0answers
63 views

Cisco asr 903 (ios xe) make policy-map to bridge-domain (EVC)

Cisco asr 903 (ios xe) make policy-map to Brage-domin (EVC) i have this configuration ip access-list extended google-traffic permit ip 8.8.8.0 0.0.0.255 any permit ip 8.34.208.0 0.0.15.255 any ...
3
votes
1answer
248 views

CSCvg76186 - Cisco Smart Install Remote Code Execution and Denial of Service Vulnerability

If you missed this Catastrophic severity 1 vulnerability, check the temporary solution below, if you do not want to upgrade your software to a not properly tested software. There are currently, at the ...
5
votes
1answer
195 views

Struggling inbound and outbound traffic engineering to/from iBGP peers at different POPs

We are a managed service provider running a small sized network in a single datacentre in Sydney. We've recently deployed a new POP inter-state in Melbourne (both are on the east coast of Australia), ...