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Forum Discussion
djmohr
Dec 16, 2020Aspirant
Some clarity on VLANs needed
So I've been struggling for a could of days trying to get a single VLAN setup and this morning I changed the VPID settings and I broke everything. I read this post from 2017 and I think it will solv...
schumaku
Dec 17, 2020Guru - Experienced User
Assuming I understand you right nd you have configured two networks on one port of the USG - what makes VLAN 1 (the "base VLAN") untagged, and the VLAN 2 taged.
You configure a so-called VLAN-trunk, the base LAN 192.168.16.0/24 is VLAN 1 is run [U]ntagged (therfore also PVID 1 - this makes uncoming untagged frames going to VLAN 1, simple!), and the voice VLAN 2 run [T]agged.
If you need a Data access port only, configure it VLAN 1 [U]ntagged, PVID 1 (no other VLAN associations, all empty).
If you need a VoIP access port only, configure it VLAN 2 [U]ntagged, PVID 2 (no other VLAN associations, all empty).
If you need a shared port for Data and VoIP (phone data pass-through), configure it VLAN 1 [U]ntagged, PVID 1 plus VLAN 2 [T]agged.
If the plan is using VoIP and data on one connection (Switch - Phone [1 Gb required typically!] - PC) I owuld suggest using the Netgear switch Auto-VoIP feature, check the phone OID is configured, ... like this you don't have to configure any VLAN tagging on the phone.
This is it. No rocket science. If UniFi is non-transparent what is going on under the sexy user interface - sorry, this is not Netgear's mistake.
- djmohrDec 17, 2020Aspirant
schumaku wrote:Assuming I understand you right nd you have configured two networks on one port of the USG - what makes VLAN 1 (the "base VLAN") untagged, and the VLAN 2 taged.
You configure a so-called VLAN-trunk, the base LAN 192.168.16.0/24 is VLAN 1 is run [U]ntagged (therfore also PVID 1 - this makes uncoming untagged frames going to VLAN 1, simple!), and the voice VLAN 2 run [T]agged.
If you need a Data access port only, configure it VLAN 1 [U]ntagged, PVID 1 (no other VLAN associations, all empty).
If you need a VoIP access port only, configure it VLAN 2 [U]ntagged, PVID 2 (no other VLAN associations, all empty).
If you need a shared port for Data and VoIP (phone data pass-through), configure it VLAN 1 [U]ntagged, PVID 1 plus VLAN 2 [T]agged.If the plan is using VoIP and data on one connection (Switch - Phone [1 Gb required typically!] - PC) I owuld suggest using the Netgear switch Auto-VoIP feature, check the phone OID is configured, ... like this you don't have to configure any VLAN tagging on the phone.
This is it. No rocket science. If UniFi is non-transparent what is going on under the sexy user interface - sorry, this is not Netgear's mistake.
Ok, I figured it would be this: If you need a shared port for Data and VoIP (phone data pass-through), configure it VLAN 1 [U]ntagged, PVID 1 plus VLAN 2 [T]agged.
Will give it all a bash and report back, thank you.
- djmohrDec 17, 2020Aspirant
djmohr wrote:
schumaku wrote:Assuming I understand you right nd you have configured two networks on one port of the USG - what makes VLAN 1 (the "base VLAN") untagged, and the VLAN 2 taged.
You configure a so-called VLAN-trunk, the base LAN 192.168.16.0/24 is VLAN 1 is run [U]ntagged (therfore also PVID 1 - this makes uncoming untagged frames going to VLAN 1, simple!), and the voice VLAN 2 run [T]agged.
If you need a Data access port only, configure it VLAN 1 [U]ntagged, PVID 1 (no other VLAN associations, all empty).
If you need a VoIP access port only, configure it VLAN 2 [U]ntagged, PVID 2 (no other VLAN associations, all empty).
If you need a shared port for Data and VoIP (phone data pass-through), configure it VLAN 1 [U]ntagged, PVID 1 plus VLAN 2 [T]agged.If the plan is using VoIP and data on one connection (Switch - Phone [1 Gb required typically!] - PC) I owuld suggest using the Netgear switch Auto-VoIP feature, check the phone OID is configured, ... like this you don't have to configure any VLAN tagging on the phone.
This is it. No rocket science. If UniFi is non-transparent what is going on under the sexy user interface - sorry, this is not Netgear's mistake.
Ok, I figured it would be this: If you need a shared port for Data and VoIP (phone data pass-through), configure it VLAN 1 [U]ntagged, PVID 1 plus VLAN 2 [T]agged.
Will give it all a bash and report back, thank you.
Sadly this didn't work for me.
All ports are tagged with VLAN 2 and PVID is set to 1. I don't seem to be able to ping or connect to any other the voice devices. What's interesting though is that I tried to untag VLAN 2 from all port then I get a single ping reply from the PBX. I've disabled Ingress Filtering as well and this made no difference.
- schumakuDec 17, 2020Guru - Experienced User
djmohr wrote:All ports are tagged with VLAN 2 and PVID is set to 1.
This alone isn't sufficient.
Re-read the above.
For the testing and learning curve, I suggest to configure two access-type ports, one on VLAN 1 [U]ntgged and PVID 1, another with VLAN2 [U]ntagged and PVID 2. This gives you two ports for testing the VLANs to the router...
- djmohrDec 17, 2020Aspirant
schumaku wrote:
If you need a shared port for Data and VoIP (phone data pass-through), configure it VLAN 1 [U]ntagged, PVID 1 plus VLAN 2 [T]agged.Sorry, bit confussed now. Is VLAN 2 supposed to be tagged or untagged, the quoted text suggests that it needs to be tagged.
This alone isn't sufficient.
Re-read the above.
For the testing and learning curve, I suggest to configure two access-type ports, one on VLAN 1 [U]ntgged and PVID 1, another with VLAN2 [U]ntagged and PVID 2. This gives you two ports for testing the VLANs to the router...
The above suggests untag it but set the PVID to 2.
I know from an early mistake that tagging all ports on VLAN 2 and setting PVID to 2 results in loosing connection completely.
Will set as you suggest for testing.
- djmohrDec 17, 2020Aspirant
I should add that I can reach the VLAN configured on the USG-Pro, I get ping replies from 10.5.5.1 which is the router. But the same isn't true for any other device on the 10.5.5.0/24 range.
- djmohrDec 17, 2020Aspirant
I'm getting strange results when switching between Tagged and Untagged for VLAN.
The above screen happens when I change the ports from Tagged to Untagged for VLAN 2. Switching back to Tagged just results in a Request timed out.
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