updates about accel-pppd

PPPOE_misc_tricks.md

@@ -62,3 +62,20 @@ tcpdump -ni ppp185 -vvv -c 100 "src net 8.8.8.0/24 and src port 53"
 
 More info, in articles:
 https://iphelix.medium.com/packet-filtering-techniques-84fc3fc2ea3b
+
+## restarting accel-pppd
+
+If you need to restart accel-pppd you can use:
+```
+killall accel-pppd
+```
+then wait until process is killed, it might take up to few minutes on large pppoe.
+To check if accel-pppd is running you can use:
+```
+ps aux|grep accel-pppd
+```
+If you see accel-pppd process you can start it with:
+```
+/usr/sbin/accel-pppd -c /etc/accel-ppp.conf -p /var/run/accel-ppp.pid -d
+```
+