Questions tagged [trunk]

For questions about trunks, layer-2 links across which traffic for multiple VLANs travel.

6 questions with no upvoted or accepted answers
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Juniper EX2500 - default gateway enabled but down

I'm trying to configure an EX2500 (first time with a Juniper), and I configured a trunk on our Cisco device, and then tagged the port on the EX2500. The link between the two comes up fine. However, I ...
1
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1answer
37 views

VLAN not working in Comtrend switch

I'm trying to configure VLANs with 3 switches Comtrend (2- CNGE2FE8MSPOE + 1- CWGE26FX2TX24MSPOE) and it's not working as I expect. It's the first time that I work with VLAN and I don't know If I ...
1
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0answers
676 views

Configure pfSense VLAN Trunk

I have setup a pfSense box as a transparent firewall between my Cisco router and first Cisco switch: CISCO ROUTER - 10.10.1.253 ↓ PFSENSE - OPT1 BRIDGE - 10.10.1.252 ↓ CISCO CORE SWITCH - 10.10.1.250 ...
1
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1answer
685 views

Cisco ASA context OSPF configuration issue

I've two cisco ASA configured in active/active HA. ASA is connected to switch with port-channel. Switch configuration: interface Port-channel47 description ASA2 switchport mode trunk switchport ...
0
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0answers
28 views

Dropping packets when mirroring a switch trunk port

I'm building a test lab to support a networking monitoring application I'm developing. I have written a simple UDP packet generator and receiver, and I use iperf3 to create some bulk background ...
0
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2answers
117 views

How to monitor vlan using SMNP?

I am a newbie to building a monitor system using Prometheus and SNMP exporter, I have succeeded get metric from the physical interface, but I want to monitor VLAN on a trunk port, is that possible ? ...