Internet TV connected with Polsat ? you can watch whatever you want, often in HD like PlusLiga matches. Many of them are transmitted live but in order to watch it live you usually must pay...however after a few days they upload all matches and you can watch whatever you want ? I don't know too much about ipla but I use it and can recommend it too you ? but in general the program is free so if you want to watch volleyball you're invited by ipla ?
Is that free?
Can you send me a link of one of the recent free matches?
http://www.ipla.tv/Asseco-resovia-rzeszow-jastrzebski-wegiel-plusliga/vod-5606894
here you have all plusliga matches, you can choose whatever you want
http://www.ipla.tv/Sport/16940-Siatkowka/1731-Plusliga
and here other volleyball categories (world leauge, european champ, beach volley etc)
http://www.ipla.tv/Sport/16940-Siatkowka
just click on chosen match, wait a few minutes (ads before almost every program) and watch ;)
http://www.ipla.tv/Zaksa-kedzierzyn-kozle-asseco-resovia-rzeszow-plus/vod-5603034 here you have random movie
maybe because i do not live in poland
P.S. For me it is not a red circle, it is gray.