Tell me how many reserve ports?

1189

---

What is the command for change serial cost?

1147

---

After how long keep alive messages exchange in eigrp?

1054

---

When ospf protocol advertise its routing table?

1124

---

In eigrp metric parameters which 2 options are enable by default?

1096

---

Default packet size of ipv6?

1090

---

What is size of ipv4 mac address?

1136

---

What is the difference between named and extended acl?

1169

---

If there is only 2 host in bus topology is that possible collision accord?

1076

---

What is the default bandwidth size of t1 routers?

1069

---

What is the size of hello packets in eigrep protocol?

1079

---

Which layer are called upper layer?

1062

---

What is the attenuation?

1137

---

What is difference between baseband and broadband transmission in ccna?

1194

---

What is the size of ipv6?

1092

---