Other Installation Options: VLAN and IP Phones
Example System Overview
IP Office Configuration
The table below details the configuration for IP Office. Additional configuration is not required by IP Office in support 802.1 Tagging.
Option | Value | |
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IP Address LAN1 | 192.168.202.1 | |
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IP Mask LAN1 | 255.255.255.0 | |
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IP Address LAN2 | 192.168.43.1 | |
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IP Mask LAN2 | 255.255.255.0 | |
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Router | 192.168.202.1 | |
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Call Server | 192.168.202.1 | |
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VLAN Switch Configuration
The table below summaries the HP configuration for ports and VLAN’s.
Port | VLAN 209 Voice | VLAN 210 Data | |
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3 | Tagged | Untagged | |
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5 | Untagged | – | |
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6 | – | Untagged | |
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Summary
IP Phone- Configuration
For this example the IP phone was configured with fixed IP addressing as shown below:
Option | Value | |
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IP Address | 192.168.202.50 | |
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IP Mask | 255.255.255.0 | |
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Router | 192.168.202.1 | |
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Call Server | 192.168.202.1 | |
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VLANID | 209 | |
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The PC –Configuration
Shown below is the IP configuration of the PC1; no option in support of 802.1p or 802.1q is enabled on the PC.
Option | Value | |
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IP Address | 192.168.43.22 | |
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IP Mask | 255.255.255.0 | |
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Router | 192.168.43.1 | |
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On the port on which the PC and IP phone resides two types of Ethernet frames can be received (i.e. sent from Phone or PC).
1.Tagged Packets are sent by IP Phone
2.Untagged packets are sent by PC
When an untagged packet is sent by the PC attached to the IP Phone port it will be propagated only to VLAN 210. This is because when we added the port 3 to VLAN 210 the Mode option was specified as untagged. While for the other VLAN
(210)the option Tagged was select for port 3 in VLAN 209. Therefore tagged packets will go to VLAN 209 while the untagged will go to 210.
When a packet is originated from an IP Phone it is tagged. Because the option
H323 IP Telephone Installation | Page 51 |
IP Office Release 6 |