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    Hi everybody,I upgraded the IOS on 6506E, SUP 720-10GE, non-redundant, to a new one, rebooted OK. Switch seems to work fine but "show bootvar" shows the previous IOS name instead of the new one: s72033-advipservicesk9_wan-mz.122-33.SXJ3.bin  Remo...

viett by Level 1
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  • 4 replies
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my switch of  5 stack  has start behaving like this?what is a problem?Switch#  Port 1     Port 2           Port 1   Port 2--------------------------------------------------------  1        Ok         Ok              None     None  2        Ok        ...

Hello,I received a new Cisco 4900m switch a few days ago and I conducted the initial configuration.  I connected the management port to a switch and I can telnet into the switch to perform management operations.  I have tried for the past few days to...

Resolved! trust dscp on 2950

Hi,i have Catalyst2950SI with iOS12.1, connect a wifi-access-point  to f1/1(dot1q trunk port),and connect another L2SW to f1/2(dot1q trunk port),and IP phone, MobileCamera connects to wifi-access-point,IP phone has dscp=40 value on its own packet,but...

Naoki7964 by Level 1
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hi ,i want to ask about dynamic arp inspection ,if i configured a port with a trust for dynamic arp inspection .and that port has a router with static ip , i mean no dhcp .do i need to bind the mac & ip of the router interface in the database ??just ...

Dr.X by Level 2
  • 373 Views
  • 1 replies
  • 0 Helpful votes

Hi all,Maybe this is not the correct forum to help me about 3com but I need help because I have problems too when I connect 3com and Cisco.I have 2 5500g 3com switches conected with 2 links. If LACP is disable, this causes serious problems and STP no...

I hate asking this question because I can do it across the entire LAN but not on a single switch:I have a 3750 24T switch with the IP Services image.I have 4 subnets I need to setup so all can talk to the other but it just ain't happening.vlan 400  1...

Resolved! Auto Negotiation

Guys,Please can you once and for all clear up a very simple issue.Not convinced about the answers that I am getting; can you guys please provide evidence of your answer....Question; If I connect two switches/switch to a device of any sort (with a nic...

The * probably means that it is the best route. But the traffic monitor shows that it uses both of the routes. If that is possible? If so, what is the root reason or whether there is a command that leads to the result? I am thinking this is related t...

Hi,I have a Nexus 5548UP that would be managed by two organizations. Is it possible to set IP addresses for mgmt0 and an SVI (or an L3 interface) without using the L3 daughter card? I don't want to route between VLANs, just to separate management tra...

Hello,I'm having problems with ME3600X running IOS 15.2(2)S2 (mandatory to support feature of multicast in VRF).I have to disable IGMP snooping in order to get multicast working when a flow is going from a local vlan is routed toward two PIM vlans.If...

cdemont by Level 1
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Hi everyone,I faced with issue on ME3800.interface Vlan77description ### Staging LRS ###ip dhcp relay information trustedip address 10.186.71.1 255.255.255.0 secondaryip address 10.127.254.1 255.255.255.0ip helper-address 82.199.96.130no ip redirects...

kzryumov1 by Level 1
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  • 0 Helpful votes