LAN, Switching and Routing

The Cisco LAN, Routing and Switching Technical Support Forum gives you access to participate in tech discussions and go through documents on Cisco LAN Switch, LAN Router, VLAN, Cisco Catalyst, Catalyst 6500, Catalyst 3550, Jabber Client, Nexus 7000, and other related issues. You can browse through latest tech topics popular among the community.

 

Subject Views Votes Rating Replies Last replied by
discussion Cisco 2960X QinQ Supported?
Last Reply 1 min 48 sec ago.
0 0 0 2 Julio Moisa
discussion %C4K_L2MAN-6-INVALIDSOURCEADDRESSPACKET: (Suppressed 4880 times)Packet received with invalid source MAC address (00:00:00:00:00:00) on port Te1/1 in vlan 207
Last Reply 15 min 12 sec ago.
0 0 0 7 andrewswanson
discussion Bandwidth distribution per port in 1841
Last Reply 21 min 17 sec ago.
0 0 0 1 Georg Pauwen
discussion mls qos trust dscp supported syntax
Last Reply 31 min 24 sec ago.
0 0 0 2 vantipov
discussion Roll back ios in 3750x switch stack
Last Reply 39 min 5 sec ago.
0 0 0 4 christopher.m.b...
discussion QoS on router
Last Reply 1 hour 6 min ago.
0 0 0 1 Reza Sharifi
discussion BGP modified attribute and Redistribution to OSPF?
Last Reply 1 hour 27 min ago.
0 0 0 1 Reza Sharifi
discussion Upgrading between a 3750 stack and a 3850 stack
Last Reply 1 hour 36 min ago.
0 0 0 12 Jon Marshall
discussion Need switch part number (Throughput must be 3.4 Tbps Minimum or Higher)
Last Reply 2 hours 6 min ago.
0 0 5 5 Reza Sharifi
discussion Migrating 3 logical networks on a Linux box to an ASA 5506
Last Reply 3 hours 19 min ago.
0 0 0 0 bcheing01
discussion malformed microcode cache C2960XR
Last Reply 3 hours 20 min ago.
0 0 0 4 [email protected]..
discussion Cisco ISR 4331 NIM-4G-LTE Can't Access
Last Reply 4 hours 50 sec ago.
20 0 0 4 davidblumberg
discussion stack membership 3650 output
Last Reply 4 hours 12 min ago.
0 0 5 3 Julio Moisa
discussion Urgently need some support with our Cisco router.
Last Reply 4 hours 20 min ago.
0 0 0 9 Mark Malone
discussion Load-Interval 30 to use or not use?
Last Reply 4 hours 24 min ago.
0 0 0 1 Mark Malone
discussion Connecting Cisco 2960 to 3com 4500 cutting internet off
Last Reply 4 hours 34 min ago.
0 0 0 1 joselgo2
discussion 3850 CoPP
Last Reply 4 hours 49 min ago.
0 0 5 2 Jeff Horton
discussion vlan spanning
Last Reply 5 hours 16 min ago.
0 0 4.25 8 Mark Malone
discussion Trunk ports from Esxi 6 to Nexus 2232TM-E with normal and private vlans?
Last Reply 5 hours 17 min ago.
0 0 0 0 Ulrik Rosen
discussion Layer 3 switch NAT issues.
Last Reply 5 hours 24 min ago.
0 0 5 5 md__shamsuddoha
discussion OSPF neighbor not coming up "Drop packet, OSPF shut down on interface"
Last Reply 6 hours 14 min ago.
0 0 0 6 adfsdafs adsfafds
discussion ip device tracking issues
Last Reply 6 hours 27 min ago.
0 0 5 6 Alex Yomay
discussion 40Gig QSFP+ to 4xLC 10Gig Ports
Last Reply 6 hours 42 min ago.
0 0 0 1 Reza Sharifi
discussion ASR1002 error messages
Last Reply 6 hours 45 min ago.
4208 1 5 3 Nick H
discussion 2 network connected to 1 switch
Last Reply 7 hours 29 min ago.
0 0 0 9 Richard Burts

Announcements

Actions

 
 

Popular Discussions

Popular Documents

Overall leaderboard for all contributions in all communities across mobile devices

Rank Username Points
1
Jon Marshall
User Badges:
  • Super Blue, 32500 points or more
  • Hall of Fame,

    Founding Member

  • Cisco Designated VIP,

    2017 LAN, WAN

19,120
2
Reza Sharifi
User Badges:
  • Super Bronze, 10000 points or more
  • Cisco Designated VIP,

    2017 LAN

12,209
3
Leo Laohoo
User Badges:
  • Super Gold, 25000 points or more
  • Hall of Fame,

    The Hall of Fame designation is a lifetime achievement award based on significant overall achievements in the community. 

  • Cisco Designated VIP,

    2017 LAN, Wireless

9,667
4
Giuseppe Larosa
User Badges:
  • Super Silver, 17500 points or more
  • Hall of Fame,

    Founding Member

8,395
5
Richard Burts
User Badges:
  • Super Silver, 17500 points or more
  • Hall of Fame,

    Founding Member

  • Cisco Designated VIP,

    2017 LAN, WAN

7,941
Rank Username Points
Julio Moisa
User Badges:
  • Gold, 750 points or more
247
Reza Sharifi
User Badges:
  • Super Bronze, 10000 points or more
  • Cisco Designated VIP,

    2017 LAN

178
Mark Malone
User Badges:
  • Purple, 4500 points or more
  • Cisco Designated VIP,

    2017 LAN

141
Jon Marshall
User Badges:
  • Super Blue, 32500 points or more
  • Hall of Fame,

    Founding Member

  • Cisco Designated VIP,

    2017 LAN, WAN

140
engineer_aus
User Badges:
90