gavin han

Member Since: Sep 26, 2010

English
gavin han's Activity on Cisco Support Community
Currently displaying 50 results

gavin han has created why FEX (2K) dual-home connections to N5K is not recommended design?

2 weeks 5 days ago
why FEX (2K) dual-home connections to N5K is not recommended design?

gavin han has commented on unable to do traceroute, ping works.

1 month 4 hours ago
shouldn't traceroute work by default?

gavin han has commented on unable to do traceroute, ping works.

1 month 3 days ago
could someone advise how to fix this traceroute issue?

gavin han has commented on UCS FI-6248 connect to 9504 or 5548?

1 month 2 weeks ago
N5K is currently doing routing so we have to introduce N9K as core and move...

gavin han has created UCS FI-6248 connect to 9504 or 5548?

1 month 2 weeks ago
currently 5548 is core and FI-6248 connects to Nexus 5548. We have to introduce...

gavin han has created client mobility with WLC/3850 MC/MA deployment

2 months 2 weeks ago
does client transition happen seamlessly in WLC/3850 MC/MA deployment when...

gavin han has created unable to do traceroute, ping works.

3 months 2 weeks ago
I'm unable to do traceroute, ping works. why is that? using ospf protocol...

gavin han has created vPC - peer link and peer keepalive link down scenario

3 months 2 weeks ago
in case of vPC - peer link and peer keepalive link down scenario, on...

gavin han has created OTV - hsrp, ospf for extended vlan

3 months 2 weeks ago
what's best practice for hsrp, ospf for extended vlans? we have to extend vlan...

gavin han has created wireless clients loosing connectivity %DOT11-6-DISASSOC;Reason: Sending station has left the BSS

4 months 1 week ago
we are seeing alot of DIASSOC msg like following: %DOT11-6-DISASSOC: Interface...

gavin han has commented on lightweight AP that's trying to find AP, then unable to connect to WLC then operates standalone and then reboots

4 months 3 weeks ago
can Lighweight Access Point work without WLC? out WLC broke so we don't have...

gavin han has commented on lightweight AP that's trying to find AP, then unable to connect to WLC then operates standalone and then reboots

4 months 3 weeks ago
Thanks but AP keeps rebooting. how to stop this reboot so that i can convert it...

gavin han has commented on 1941 router service module AP password reset?

5 months 4 days ago
thx. so there is no way to save existing config of AP?

gavin han has commented on 1941 router service module AP password reset?

5 months 4 days ago
Thanks but can you share the process please. I couldn't find process on those...

gavin han has commented on 1941 router service module AP password reset?

5 months 5 days ago
thanks. will this do password recovery for service module AP? 

gavin han has created 1941 router service module AP password reset?

5 months 5 days ago
how to do password reset on 1941 router's service module AP? lost credentials...

gavin han has created lightweight AP that's trying to find AP, then unable to connect to WLC then operates standalone and then reboots

5 months 5 days ago
I've lightweight AP that's trying to find AP, then unable to connect to WLC...

gavin han has created cisco 1900 router service module AP password reset

5 months 5 days ago
how to reset password on cisco 1900 router service module AP? I am unable to...

gavin han has created VSL link port channel one interface isnt' coming up.

5 months 1 week ago
what could be the issue? one of the interface of each port-channel isn't coming...

gavin han has created any good documentation tcp/ip?

7 months 3 weeks ago
any good documentation tcp/ip? I haven't been able to find good one :)....

gavin han has created links to learn 6K, 7K, 5K, 2K, 9K platform?

7 months 3 weeks ago
could someone share links to learn 6K, 7K, 5K, 2K, 9K platform? I haven't...

gavin han has created network assessment and firewall selection

8 months 4 weeks ago
 what are the tools, tasks, procedures to use for network assessment?what...

gavin han has commented on from where can i download Cisco modeling Labs OVA/ISO/OVF file?

9 months 1 week ago
I'm customer. we already bought Cisco Modeling Labs license thought. i was...

gavin han has created from where can i download Cisco modeling Labs OVA/ISO/OVF file?

9 months 2 weeks ago
from where can i download Cisco modeling Labs OVA/ISO/OVF file?i found...

gavin han has commented on what happens in split brain situation in case of vPC? how spanning-tree loops are avoided?

11 months 4 days ago
what happens when peer-keepalive goes down 1st and then peerlink goes down,...

gavin han has created what happens in split brain situation in case of vPC? how spanning-tree loops are avoided?

11 months 5 days ago
in a topology where vPC is used, what happens in split brain situation in...

gavin han has created why fabricpath spine switches doesn't keep all mac addresses?

11 months 5 days ago
why fabricpath spine switches doesn't keep all mac addresses? since spine...

gavin han has created FabricPath: why mac address table actual switch id instead of emulated switch-id?

11 months 2 weeks ago
why mac address table actual switch's switch-id instead of emulated switch-...

gavin han has created why reserved multicast address don't show up in sh ip mroute?

1 year 1 month ago
why route for reserved multicast address don't show up in sh ip mroute? is...

gavin han has commented on script language for LAN, WAN, wireless?

1 year 1 month ago
do ppl use shell scripting? i see some job openings asking for shell scripting...

gavin han has created script language for LAN, WAN, wireless?

1 year 1 month ago
which scripting language are used for LAN, WAN, wireless to automate...

gavin han has commented on hsrp election if both gateway has same priority, configured for preempt?

1 year 6 months ago
Thank you all. could hsrp flip at anytime without reason if both gateways have...

gavin han has created hsrp election if both gateway has same priority, configured for preempt?

1 year 6 months ago
who becomes hsrp active if both gateways have same priority and configured for...

gavin han has commented on rip on one interface

1 year 6 months ago
distribution lists won't work. i don't want to see any "connected...

gavin han has commented on rip on one interface

1 year 6 months ago
what if you've following?router rip version 2 passive-interface...

gavin han has commented on rip on one interface

1 year 6 months ago
you're answer isn't right.this is how i've it configured. passive...

gavin han has created rip on one interface

1 year 6 months ago
I've multiple svis in 10.1.0.0/16 subnet on the switch but i only want to...

gavin han has commented on pvst to rapid-pvst and hsrp convergence time?

1 year 6 months ago
Thanks. would 60 seconds be enough outage window for rapid-pvst, spanning-tree...

gavin han has created pvst to rapid-pvst and hsrp convergence time?

1 year 6 months ago
current our gateways (6500 switches) are running pvst, we have to change it to...

gavin han has commented on how to identify port physically in ASR routers?

1 year 10 months ago
Thanks. what does each digit represent in this Te0/1/0/0 port? how do i...

gavin han has created how to identify port physically in ASR routers?

1 year 10 months ago
how to identify port physically in ASR routers?...i.e. Te0/1/0/0...what does...

gavin han has created multicast multiple source address

1 year 11 months ago
I'm seeing multiple souce sending traffic to 238.1.1.250 group. i'...

gavin han has created 6500 switch SUP links

2 years 3 months ago
Hi,what uplinks on 6500 sup used for? is it just provide connectiving to the...

gavin han has created 3 nexus 5k in vpc peer

2 years 4 months ago
Hi,can we have 3 nexus 5Ks in vpc peer? i know that vpc can have 2 nexus 5Ks...

gavin han has created why would trunk port go in "err-disabled"? bpduguard isn't configured for this port.

2 years 4 months ago
Hi,why would trunk port go in "err-disabled"? bpduguard isn't configured for...

gavin han has created EEM on nexus 5K to monitor FEX

2 years 6 months ago
how to configure EEM on Nexus 5K to monitor FEX? I would like to configure it...

gavin han has created CSS: how to suspend circuit VLAN?

2 years 6 months ago
Hi,how to suspend "circuit VLAN" in CSS? I'm migrating load balancings off from...

gavin han has created how to see traffic for anchored SSID in the router

2 years 6 months ago
Hi,I've one anchored SSID. I want to see traffic amount of traffic user access...

gavin han has created send acl logs to syslog without having "log" in each acl statement

2 years 7 months ago
Hi All,is it possible to send acl logs to syslog server without having "log" in...

gavin han has commented on VCS-Control converts SIP call to H323 before sending it to VCS-Expressway

2 years 8 months ago
Hi Paulo,H.323 SIP interworking mode  -  "on"    - > will I have to change...

Bio












gavin han's Stats

Points8
Discussion started 218
Answers marked as Correct 0
Endorsed 0
Content Rated 30