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September 7th, 2018 06:00
Setting Up Isolated VLANs on N2048P with SS DHCP Gateway
Our small office building currently has a Comcast Internet Gateway (10.1.10.1) that only supports a single scope DHCP server. I'm trying to setup a single N2048P (10.1.10.254) with multiple isolated VLANs that utilize the DHCP pool capability of the switch. I have internet access on VLAN1. VLAN 10 and 80 are providing IP addresses to the clients, however, I have no internet access on those VLANs. Port 48 of the switch is connected to the Gateway. I've included my config file and not sure what I'm currently missing:
!Current Configuration:
!Software Capability "Stack Limit = 12, VLAN Limit = 4093"
!Image File "N2000Stdv6.5.2.5"
!System Description "Dell EMC Networking N2048P, 6.5.2.5, Linux 3.6.5-e3cd5a07, Not Available"
!System Software Version 6.5.2.5
!
configure
vlan 10,80
exit
vlan 10
name "SAI"
exit
vlan 80
name "MEDIA"
exit
slot 1/0 4 ! Dell EMC Networking N2048P
stack
member 1 4 ! N2048P
exit
ip routing
service dhcp
ip dhcp pool "SAI"
lease 0 2 0
dns-server 8.8.8.8 8.8.4.4
default-router 10.10.10.254
network 10.10.10.0 255.255.255.0
domain-name sai.com
exit
ip dhcp pool "MEDIA"
lease 0 2 0
dns-server 8.8.8.8 8.8.4.4
default-router 10.80.10.254
network 10.80.10.0 255.255.255.0
domain-name media.com
exit
interface vlan 1
ip address 10.1.10.254 255.255.255.0
exit
interface vlan 10
ip address 10.10.10.254 255.255.255.0
exit
interface vlan 80
ip address 10.80.10.254 255.255.255.0
exit
ip route 0.0.0.0 0.0.0.0 10.1.10.1
username "admin" password 0192023a7bbd73250516f069df18b500 privilege 15 encrypted
line console
exec-timeout 60
exit
line telnet
exec-timeout 3000
exit
application install SupportAssist auto-restart start-on-boot
application install hiveagent start-on-boot
!
interface Gi1/0/1
switchport access vlan 10
exit
!
interface Gi1/0/2
switchport access vlan 10
exit
!
interface Gi1/0/3
switchport access vlan 10
exit
!
interface Gi1/0/4
switchport access vlan 10
exit
!
interface Gi1/0/5
switchport access vlan 10
exit
!
interface Gi1/0/6
switchport access vlan 10
exit
!
interface Gi1/0/7
switchport access vlan 10
exit
!
interface Gi1/0/8
switchport access vlan 10
exit
!
interface Gi1/0/9
switchport access vlan 10
exit
!
interface Gi1/0/10
switchport access vlan 10
exit
!
interface Gi1/0/11
switchport access vlan 10
exit
!
interface Gi1/0/12
switchport access vlan 10
exit
!
interface Gi1/0/43
switchport access vlan 80
exit
!
interface Gi1/0/44
switchport access vlan 80
exit
!
interface Gi1/0/45
switchport access vlan 80
exit
!
interface Gi1/0/46
switchport access vlan 80
exit
!
interface Gi1/0/47
switchport access vlan 80
exit
!
interface Gi1/0/48
switchport mode trunk
exit
snmp-server engineid local 800002a203e4f004ea80d6
exit
console(config)#show interfaces switchport gi 1/0/48
Port: Gi1/0/48
VLAN Membership Mode: Trunk Mode
Member of VLANs : (1),2-4093
Access Mode VLAN: 1 (default)
General Mode PVID: 1 (default)
General Mode Ingress Filtering: Enabled
General Mode Acceptable Frame Type: Admit All
General Mode Dynamically Added VLANs:
General Mode Untagged VLANs: 1
General Mode Tagged VLANs:
General Mode Forbidden VLANs:
Trunking Mode Native VLAN: 1 (default)
Trunking Mode Native VLAN Tagging: Disabled
Trunking Mode VLANs Enabled: All
Private VLAN Host Association: none
Private VLAN Mapping:
Private VLAN Operational Bindings:
Default Priority: 0
Protected: Disabled
console(config)#show ip interface
Default Gateway................................ 10.1.10.1
L3 MAC Address................................. E4F0.04EA.80D9
Routing Interfaces:
Interface State IP Address IP Mask Method
---------- ----- --------------- --------------- -------
Vl1 Up 10.1.10.254 255.255.255.0 Manual
Vl10 Up 10.10.10.254 255.255.255.0 Manual
Vl80 Up 10.80.10.254 255.255.255.0 Manual


vt1012
212 Posts
0
September 7th, 2018 08:00
The link below provides a short paper that may be of help. It discusses how to setup an isolated vlan for the N-Series, and has the N2048P in its list of supported switches.
https://downloads.dell.com/solutions/general-solution-resources/White%20Papers/Enhancing%20Security%20with%20Dell%20Networking%20Part%20I%20-%20Private%20VLANS%20v2.1.pdf
Hope this helps.