IPoE Send DHCP NAK

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ultrawave
Posts: 22
Joined: 20 Jan 2015, 22:00

IPoE Send DHCP NAK

Post by ultrawave »

Hello everybody,

I'm having having a means annoying problem here .

Everything was working fine, but two weeks ago I started receiving complaints from customers who were not able to authenticate and soon realized that these customers received NAK message when did the IP request to the accel server, see the log.

Code: Select all

[2015-06-15 13:41:03.985] vlan0110: recv [DHCPv4 Request xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Request> <Client-ID 01c04a00dd38b3> <Server-ID 179.127.59.1> <Request-IP 179.127.59.98> <Max-Message-Size 1500> <Request-List Subnet,Router,DNS,Route,Vendor-Specific,44,46,47,Classless-Route,249> <Relay-Agent {Agent-Circuit-ID BRU-CEN-01/6/7/FHTT-003e8018/1} {Agent-Remote-ID }>]
[2015-06-15 13:41:03.985] send [DHCPv4 Nak xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Nak>]
[2015-06-15 13:41:08.071] vlan0110: recv [DHCPv4 Request xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Request> <Client-ID 01c04a00dd38b3> <Server-ID 179.127.59.1> <Request-IP 179.127.59.98> <Max-Message-Size 1500> <Request-List Subnet,Router,DNS,Route,Vendor-Specific,44,46,47,Classless-Route,249> <Relay-Agent {Agent-Circuit-ID BRU-CEN-01/6/7/FHTT-003e8018/1} {Agent-Remote-ID }>]
[2015-06-15 13:41:08.072] send [DHCPv4 Nak xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Nak>]
[2015-06-15 13:41:16.129] vlan0110: recv [DHCPv4 Request xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Request> <Client-ID 01c04a00dd38b3> <Server-ID 179.127.59.1> <Request-IP 179.127.59.98> <Max-Message-Size 1500> <Request-List Subnet,Router,DNS,Route,Vendor-Specific,44,46,47,Classless-Route,249> <Relay-Agent {Agent-Circuit-ID BRU-CEN-01/6/7/FHTT-003e8018/1} {Agent-Remote-ID }>]
[2015-06-15 13:41:16.129] send [DHCPv4 Nak xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Nak>]
[2015-06-15 13:41:32.091] vlan0110: recv [DHCPv4 Request xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Request> <Client-ID 01c04a00dd38b3> <Server-ID 179.127.59.1> <Request-IP 179.127.59.98> <Max-Message-Size 1500> <Request-List Subnet,Router,DNS,Route,Vendor-Specific,44,46,47,Classless-Route,249> <Relay-Agent {Agent-Circuit-ID BRU-CEN-01/6/7/FHTT-003e8018/1} {Agent-Remote-ID }>]
[2015-06-15 13:41:32.091] send [DHCPv4 Nak xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Nak>]
[2015-06-15 13:42:03.999] vlan0110: recv [DHCPv4 Request xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Request> <Client-ID 01c04a00dd38b3> <Server-ID 179.127.59.1> <Request-IP 179.127.59.98> <Max-Message-Size 1500> <Request-List Subnet,Router,DNS,Route,Vendor-Specific,44,46,47,Classless-Route,249> <Relay-Agent {Agent-Circuit-ID BRU-CEN-01/6/7/FHTT-003e8018/1} {Agent-Remote-ID }>]
[2015-06-15 13:42:03.999] send [DHCPv4 Nak xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Nak>]
[2015-06-15 13:43:08.000] vlan0110: recv [DHCPv4 Request xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Request> <Client-ID 01c04a00dd38b3> <Server-ID 179.127.59.1> <Request-IP 179.127.59.98> <Max-Message-Size 1500> <Request-List Subnet,Router,DNS,Route,Vendor-Specific,44,46,47,Classless-Route,249> <Relay-Agent {Agent-Circuit-ID BRU-CEN-01/6/7/FHTT-003e8018/1} {Agent-Remote-ID }>]
[2015-06-15 13:43:08.000] send [DHCPv4 Nak xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Nak>]
[2015-06-15 13:43:12.048] vlan0110: recv [DHCPv4 Request xid=b95b7f4d chaddr=c0:4a:00:dd:38:b3 <Message-Type Request> <Client-ID 01c04a00dd38b3> <Server-ID 179.127.59.1> <Request-IP 179.127.59.98> <Max-Message-Size 1500> <Request-List Subnet,Router,DNS,Route,Vendor-Specific,44,46,47,Classless-Route,249> <Relay-Agent {Agent-Circuit-ID BRU-CEN-01/6/7/FHTT-003e8018/1} {Agent-Remote-ID }>]
We can only solve the problem after restarting the accel - ppp service or change the IP allocated in the Radius server DB .

A friend had this problem and can help with this problem?

Accel Conf.

Code: Select all

[modules]
log_file
log_syslog
ipoe
radius
ippool
shaper
net-snmp
logwtmp
#connlimit

#ipv6_nd
#ipv6_dhcp
#ipv6pool

[core]
log-error=/var/log/accel-ppp/core.log
thread-count=4

[common]
#single-session=replace
#sid-case=upper
#sid-source=seq

[auth]
#any-login=0
#noauth=0

[ipoe]
verbose=5
username=lua:username
lua-file=/etc/accel-ppp.lua
#password=ifname
lease-time=780
max-lease-time=780
unit-cache=0
#l4-redirect-table=4
#l4-redirect-ipset=l4
#l4-redirect-on-reject=300
#l4-redirect-ip-pool=pool1
shared=1
ifcfg=1
mode=L2
start=dhcpv4
ip-unnumbered=1
proxy-arp=2
#nat=0
#proto=100
#relay=10.10.10.10
attr-dhcp-client-ip=Framed-Pool
attr-dhcp-router-ip=DHCP-Router-IP-Address
attr-dhcp-mask=DHCP-Mask
#attr-dhcp-lease-time=DHCP-Lease-Time
#attr-dhcp-opt82=DHCP-Option82
#attr-l4-redirect=L4-Redirect
#attr-l4-redirect-table=4
#attr-l4-redirect-ipset=l4-redirect
#local-net=192.168.0.0/16
#lua-file=/etc/accel-ppp.lua
#offer-delay=0,100:100,200:200,-1:1000
#vlan-mon=eth0,10-200
#vlan-timeout=60
#vlan-name=%I.%N
gw-ip-address=200.XXX.XXX.129/25
gw-ip-address=179.XXX.XXX.1/25
gw-ip-address=179.XXX.XXX.1/24
gw-ip-address=200.XXX.XXX.1/24
#ip-pool=ipoe
interface=vlan0110

[dns]
dns1=187.XXX.XXX.6
dns2=187.XXX.XXX.250

[radius]
dictionary=/usr/local/share/accel-ppp/radius/dictionary
nas-identifier=accel-ppp
nas-ip-address=127.0.0.1
gw-ip-address=192.168.100.1
server=127.0.0.1,XXXXXXXX,auth-port=1812,acct-port=1813,req-limit=50,fail-timeout=0,max-fail=10,weight=1
dae-server=127.0.0.1:3799,123456
verbose=1
timeout=3
max-try=3
acct-interim-interval=120
acct-timeout=120
acct-delay-time=0
acct-on=1
#attr-tunnel-type=My-Tunnel-Type

[client-ip-range]
10.0.0.0/8

[ip-pool]
#gw-ip-address=200.XXX.XXX.129
#vendor=Cisco
#attr=Cisco-AVPair
#attr=Framed-Pool
#200.XXX.XXX.130-254,name=ipoe

[log]
log-file=/var/log/accel-ppp/accel-ppp.log
log-emerg=/var/log/accel-ppp/emerg.log
log-fail-file=/var/log/accel-ppp/auth-fail.log
log-debug=/var/log/accel-ppp/debug.log
#syslog=accel-pppd,daemon
#log-tcp=127.0.0.1:3000
copy=1
#color=1
#per-user-dir=per_user
#per-session-dir=per_session
#per-session=1
level=10

[log-pgsql]
conninfo=user=log
log-table=log

[pppd-compat]
#ip-pre-up=/etc/ppp/ip-pre-up
ip-up=/etc/ppp/ip-up
ip-down=/etc/ppp/ip-down
ip-change=/etc/ppp/ip-change
radattr-prefix=/var/run/radattr
verbose=1

[chap-secrets]
gw-ip-address=192.168.100.1
#chap-secrets=/etc/ppp/chap-secrets
#encrypted=0
#username-hash=md5

[shaper]
#attr=Filter-Id
vendor=Cisco
attr=Cisco-AVPair
ifb=ifb0
up-limiter=htb
down-limiter=htb
cburst=1375000
r2q=10
quantum=1500
verbose=5

[snmp]
master=0
agent-name=accel-ppp

[connlimit]
limit=30/min
burst=3
timeout=60

[cli]
telnet=187.XXX.XXX.122:2000
tcp=127.0.0.1:2001
Thanks.
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