TP-Link T2600G Series User Manual

User Guide 594
Configuring DHCP Service Configuration Examples
Group Sub-option Type (Hex) Length (Hex) Value (Hex)
2
Circuit ID 00 04 00:02:00:02
Remote ID 00 06 00:00:FF:FF:27:12
The configuration file /etc/dhcpd.conf of the Linux ISC DHCP Server is:
ddns-update-style interim;
ignore client-updates;
# Create two classes to match the pattern of Option82 in DHCP request packets from
# Group1 and Group 2, respectively.
# The agent circuit ID inserted by the DHCP relay switch is 6 bytes long in TLV format, one
# byte for Type, one byte for Length, and 4 bytes for Value. Therefore, the offset is 2 and the
length is 4.
# Similarly, the offset of the agent remote ID is 2 and the length is 6.
class “VLAN2Port1“ {
match if substring (option agent.circuit-id, 2, 4) = 00:02:00:01
and substring (option agent.remote-id, 2, 6) = 00:00:ff:ff:27:12;
}
class “VLAN2Port2“ {
match if substring (option agent.circuit-id, 2, 4) = 00:02:00:02
and substring (option agent.remote-id, 2, 6) = 00:00:ff:ff:27:12;
}
# Create two IP Address pools in the same subnet.
# Assign different IP addresses to the DHCP clients in different groups.
subnet 192.168.2.0 netmask 255.255.255.0 {
option routers 192.168.2.1;
option subnet-mask 255.255.255.0;
option domain-name-servers 192.168.0.59;
option domain-name “example.com“;
default-lease-time 600;
max-lease-time 7200;
authoritative;
pool {
range 192.168.2.50 192.168.2.100;
allow members of “VLAN2Port1“;
}
pool {
range 192.168.2.150 192.168.2.200;
allow members of “VLAN2Port2“;
}

TP-Link T2600G Series Specifications

General

Model	T2600G Series
Layer	Layer 2+
Type	Managed
Uplink Ports	4 x Gigabit SFP slots
VLAN	4K VLANs
QoS	8 priority queues
Management	Web-based GUI, CLI, SNMP, RMON
Standards and Protocols	IEEE 802.3i, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3ad, IEEE 802.3x, IEEE 802.1d, IEEE 802.1s, IEEE 802.1w, IEEE 802.1q, IEEE 802.1p, IEEE 802.3af, IEEE 802.3at
Interface	RJ45
L2 Features	STP, RSTP, MSTP, LACP, IGMP Snooping
L3 Features	Static Routing
Security	802.1X, Port Security, DHCP Snooping, IP Source Guard, DoS Defend, ARP Inspection, SSH, SSL, ACL
MAC Address Table	16K
Jumbo Frame	9KB
Operating Temperature	0°C to 40°C
Storage Temperature	-40°C to 70°C
Operating Humidity	10% to 90% RH non-condensing
Storage Humidity	5% to 90% non-condensing